[mirror_ubuntu-zesty-kernel.git] / include / asm-arm / arch-iop33x / uncompress.h

/*
 * include/asm-arm/arch-iop33x/uncompress.h
 */

#include <asm/types.h>
#include <asm/mach-types.h>
#include <linux/serial_reg.h>
#include <asm/arch/hardware.h>

static volatile u32 *uart_base;

#define TX_DONE		(UART_LSR_TEMT | UART_LSR_THRE)

static inline void putc(char c)
{
	while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
		barrier();
	uart_base[UART_TX] = c;
}

static inline void flush(void)
{
}

static __inline__ void __arch_decomp_setup(unsigned long arch_id)
{
	if (machine_is_iq80331() || machine_is_iq80332())
		uart_base = (volatile u32 *)IOP33X_UART0_PHYS;
	else
		uart_base = (volatile u32 *)0xfe800000;
}

/*
 * nothing to do
 */
#define arch_decomp_setup()	__arch_decomp_setup(arch_id)
#define arch_decomp_wdog()
Commit	Line	Data
3f7e5815	1	/*
c852ac80	2	* include/asm-arm/arch-iop33x/uncompress.h
3f7e5815	3	*/
c852ac80	4
3f7e5815 LB	5	#include <asm/types.h>
	6	#include <asm/mach-types.h>
	7	#include <linux/serial_reg.h>
be509729	8	#include <asm/arch/hardware.h>
3f7e5815 LB	9
	10	static volatile u32 *uart_base;
	11
c852ac80	12	#define TX_DONE (UART_LSR_TEMT \| UART_LSR_THRE)
3f7e5815 LB	13
	14	static inline void putc(char c)
	15	{
	16	while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
	17	barrier();
c852ac80	18	uart_base[UART_TX] = c;
3f7e5815 LB	19	}
	20
	21	static inline void flush(void)
	22	{
	23	}
	24
	25	static __inline__ void __arch_decomp_setup(unsigned long arch_id)
	26	{
	27	if (machine_is_iq80331() \|\| machine_is_iq80332())
c852ac80	28	uart_base = (volatile u32 *)IOP33X_UART0_PHYS;
3f7e5815 LB	29	else
	30	uart_base = (volatile u32 *)0xfe800000;
	31	}
	32
	33	/*
	34	* nothing to do
	35	*/
	36	#define arch_decomp_setup() __arch_decomp_setup(arch_id)
	37	#define arch_decomp_wdog()